<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>


<script>
  function f1() {
    console.log("f1");
  }

  f1();

  function f2(name, age) {
    console.log(name+":"+age);
  }

  f2("阿三", 15);

  let f6=new Function("name","age","console.log(name+':'+age)");
  f6("关羽", 66);
</script>
</body>
</html>